X-Git-Url: http://git.meshlink.io/?a=blobdiff_plain;f=avahi-sharp%2FDomainBrowser.cs;h=a1165dcc638e58086d3a8aa2ddd901b2e4841474;hb=468519681b09f00851e1d4dd658b939e4e938cf6;hp=cc93641c8cbf9abd927fdac1d7972aefca002056;hpb=a9566d5dcac080d7fa91546823277c57a5d09a5f;p=catta diff --git a/avahi-sharp/DomainBrowser.cs b/avahi-sharp/DomainBrowser.cs index cc93641..a1165dc 100644 --- a/avahi-sharp/DomainBrowser.cs +++ b/avahi-sharp/DomainBrowser.cs @@ -1,5 +1,3 @@ -/* $Id$ */ - /*** This file is part of avahi. @@ -22,17 +20,18 @@ using System; using System.Collections; using System.Runtime.InteropServices; +using System.Text; namespace Avahi { internal delegate void DomainBrowserCallback (IntPtr browser, int iface, Protocol proto, BrowserEvent bevent, - IntPtr domain, IntPtr userdata); + IntPtr domain, LookupResultFlags flags, IntPtr userdata); public enum DomainBrowserType { - Register, - RegisterDefault, Browse, BrowseDefault, + Register, + RegisterDefault, BrowseLegacy } @@ -41,11 +40,27 @@ namespace Avahi public int NetworkInterface; public Protocol Protocol; public string Domain; + public LookupResultFlags Flags; } - public delegate void DomainInfoHandler (object o, DomainInfo info); - - public class DomainBrowser : IDisposable + public class DomainInfoArgs : EventArgs + { + private DomainInfo domain; + + public DomainInfo Domain + { + get { return domain; } + } + + public DomainInfoArgs (DomainInfo domain) + { + this.domain = domain; + } + } + + public delegate void DomainInfoHandler (object o, DomainInfoArgs args); + + public class DomainBrowser : BrowserBase, IDisposable { private IntPtr handle; private ArrayList infos = new ArrayList (); @@ -54,14 +69,16 @@ namespace Avahi private Protocol proto; private string domain; private DomainBrowserType btype; + private LookupFlags flags; private DomainBrowserCallback cb; private ArrayList addListeners = new ArrayList (); private ArrayList removeListeners = new ArrayList (); - + [DllImport ("avahi-client")] private static extern IntPtr avahi_domain_browser_new (IntPtr client, int iface, int proto, - IntPtr domain, int btype, DomainBrowserCallback cb, + byte[] domain, int btype, LookupFlags flags, + DomainBrowserCallback cb, IntPtr userdata); [DllImport ("avahi-client")] @@ -78,7 +95,7 @@ namespace Avahi Stop (false); } } - + public event DomainInfoHandler DomainRemoved { add { @@ -97,16 +114,18 @@ namespace Avahi } public DomainBrowser (Client client) : this (client, -1, Protocol.Unspecified, client.DomainName, - DomainBrowserType.Browse) { + DomainBrowserType.Browse, LookupFlags.None) { } - - public DomainBrowser (Client client, int iface, Protocol proto, string domain, DomainBrowserType btype) + + public DomainBrowser (Client client, int iface, Protocol proto, string domain, + DomainBrowserType btype, LookupFlags flags) { this.client = client; this.iface = iface; this.proto = proto; this.domain = domain; this.btype = btype; + this.flags = flags; cb = OnDomainBrowserCallback; } @@ -122,44 +141,57 @@ namespace Avahi private void Start () { - if (handle != IntPtr.Zero || (addListeners.Count == 0 && removeListeners.Count == 0)) + if (client.Handle == IntPtr.Zero && handle != IntPtr.Zero || + (addListeners.Count == 0 && removeListeners.Count == 0)) return; - IntPtr domainPtr = Utility.StringToPtr (domain); - handle = avahi_domain_browser_new (client.Handle, iface, (int) proto, domainPtr, (int) btype, - cb, IntPtr.Zero); - Utility.Free (domainPtr); + lock (client) { + handle = avahi_domain_browser_new (client.Handle, iface, (int) proto, + Utility.StringToBytes (domain), (int) btype, flags, + cb, IntPtr.Zero); + + if (handle == IntPtr.Zero) + client.ThrowError (); + } } private void Stop (bool force) { - if (handle != IntPtr.Zero && (force || (addListeners.Count == 0 && removeListeners.Count == 0))) { - avahi_domain_browser_free (handle); - handle = IntPtr.Zero; + if (client.Handle != IntPtr.Zero && handle != IntPtr.Zero && + (force || (addListeners.Count == 0 && removeListeners.Count == 0))) { + lock (client) { + avahi_domain_browser_free (handle); + handle = IntPtr.Zero; + } } } private void OnDomainBrowserCallback (IntPtr browser, int iface, Protocol proto, BrowserEvent bevent, - IntPtr domain, IntPtr userdata) + IntPtr domain, LookupResultFlags flags, IntPtr userdata) { DomainInfo info; info.NetworkInterface = iface; info.Protocol = proto; info.Domain = Utility.PtrToString (domain); + info.Flags = flags; - infos.Add (info); - - if (bevent == BrowserEvent.Added) { + switch (bevent) { + case BrowserEvent.Added: infos.Add (info); foreach (DomainInfoHandler handler in addListeners) - handler (this, info); - } else { + handler (this, new DomainInfoArgs (info)); + break; + case BrowserEvent.Removed: infos.Remove (info); foreach (DomainInfoHandler handler in removeListeners) - handler (this, info); + handler (this, new DomainInfoArgs (info)); + break; + default: + EmitBrowserEvent (bevent); + break; } } }